This Canon LS-3 Solar calculator is a vintage electronic handheld device that has been tested and confirmed to be in working order. It was manufactured in Japan and is made by Canon. The calculator comes in a case and is a great addition to any collection of vintage electronics. The calculator is designed for basic arithmetic operations and is powered by sunlight. The device has not been modified and is in its original state. The calculator is being sold in the categories of consumer electronics, vintage electronics, and vintage calculators.